From: Laurent Vivier <laur...@vivier.eu>
Allows suba and adda to manage word sized effective address, and attach
them to M68000 feature.
Signed-off-by: Andreas Schwab <sch...@linux-m68k.org>
Signed-off-by: Laurent Vivier <laur...@vivier.eu>
---
target-m68k/translate.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/target-m68k/translate.c b/target-m68k/translate.c
index 74faabf..0321349 100644
--- a/target-m68k/translate.c
+++ b/target-m68k/translate.c
@@ -1881,7 +1881,7 @@ DISAS_INSN(suba)
TCGv src;
TCGv reg;
- SRC_EA(src, OS_LONG, 0, NULL);
+ SRC_EA(src, (insn & 0x100) ? OS_LONG : OS_WORD, -1, NULL);
reg = AREG(insn, 9);
tcg_gen_sub_i32(reg, reg, src);
}
@@ -1991,7 +1991,7 @@ DISAS_INSN(adda)
TCGv src;
TCGv reg;
- SRC_EA(src, OS_LONG, 0, NULL);
+ SRC_EA(src, (insn & 0x100) ? OS_LONG : OS_WORD, -1, NULL);
reg = AREG(insn, 9);
tcg_gen_add_i32(reg, reg, src);
}
@@ -3109,6 +3109,7 @@ void register_m68k_insns (CPUM68KState *env)
INSN(subx, 9180, f1f8, CF_ISA_A);
INSN(subx, 9100, f138, M68000);
INSN(suba, 91c0, f1c0, CF_ISA_A);
+ INSN(suba, 90c0, f0c0, M68000);
INSN(undef_mac, a000, f000, CF_ISA_A);
INSN(undef_mac, a000, f000, M68000);
@@ -3144,6 +3145,7 @@ void register_m68k_insns (CPUM68KState *env)
INSN(addx, d180, f1f8, CF_ISA_A);
INSN(addx, d100, f138, M68000);
INSN(adda, d1c0, f1c0, CF_ISA_A);
+ INSN(adda, d0c0, f0c0, M68000);
INSN(shift_im, e080, f0f0, CF_ISA_A);
INSN(shift_reg, e0a0, f0f0, CF_ISA_A);
INSN(shift_im, e080, f0f0, M68000);
--
1.7.2.3
